Stocks fell again on Wednesday, and oil prices briefly crossed the $100-a-barrel mark after violence escalated in Libya. Oil traders are spooked about the possible spread of turmoil. Tech bellwether HP's disappointing outlook also hurt.
Many of America's best-known retailers, including Walmart, Home Depot and JCPenney, will be stepping into the earnings spotlight this week. Their reports come on the heels of disappointing January retail sales numbers from the Commerce Department.
Warren Buffett's Berkshire Hathaway liquidated its positions in a number of high-profile companies during the fourth quarter, but the Oracle of Omaha has hung on to his huge stake in Coca-Cola. And Coke's nearly 4% drop is a weight on Buffett's portfolio.